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NetBSD/tests/net/ipsec/t_ipsec_tunnel.sh
ozaki-r 3f30ca4e9f Clean up clunky eval strings 
- Remove unnecessary \ at EOL
  - This allows to omit ; too
- Remove unnecessary quotes for arguments of atf_set
- Don't expand $DEBUG in eval
  - We expect it's expanded on execution

Suggested by kre@
2017-08-03 03:16:26 +00:00

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# $NetBSD: t_ipsec_tunnel.sh,v 1.9 2017/08/03 03:16:27 ozaki-r Exp $
#
# Copyright (c) 2017 Internet Initiative Japan Inc.
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions
# are met:
# 1. Redistributions of source code must retain the above copyright
# notice, this list of conditions and the following disclaimer.
# 2. Redistributions in binary form must reproduce the above copyright
# notice, this list of conditions and the following disclaimer in the
# documentation and/or other materials provided with the distribution.
#
# THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
# ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
# TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
# PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
# BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
# POSSIBILITY OF SUCH DAMAGE.
#
SOCK_LOCAL=unix://ipsec_local
SOCK_TUNNEL_LOCAL=unix://ipsec_tunel_local
SOCK_TUNNEL_REMOTE=unix://ipsec_tunnel_remote
SOCK_REMOTE=unix://ipsec_remote
BUS_LOCAL=./bus_ipsec_local
BUS_TUNNEL=./bus_ipsec_tunnel
BUS_REMOTE=./bus_ipsec_remote
DEBUG=${DEBUG:-false}
setup_servers()
{
# See https://www.netbsd.org/docs/network/ipsec/#sample_vpn
rump_server_crypto_start $SOCK_LOCAL netinet6
rump_server_crypto_start $SOCK_TUNNEL_LOCAL netipsec netinet6
rump_server_crypto_start $SOCK_TUNNEL_REMOTE netipsec netinet6
rump_server_crypto_start $SOCK_REMOTE netinet6
rump_server_add_iface $SOCK_LOCAL shmif0 $BUS_LOCAL
rump_server_add_iface $SOCK_TUNNEL_LOCAL shmif0 $BUS_LOCAL
rump_server_add_iface $SOCK_TUNNEL_LOCAL shmif1 $BUS_TUNNEL
rump_server_add_iface $SOCK_TUNNEL_REMOTE shmif0 $BUS_REMOTE
rump_server_add_iface $SOCK_TUNNEL_REMOTE shmif1 $BUS_TUNNEL
rump_server_add_iface $SOCK_REMOTE shmif0 $BUS_REMOTE
}
check_tunnel_packets()
{
local outfile=$1
local src=$2
local dst=$3
local proto=$4
atf_check -s exit:0 -o match:"$src > $dst: $proto" cat $outfile
atf_check -s exit:0 -o match:"$dst > $src: $proto" cat $outfile
}
test_ipsec4_tunnel()
{
local proto=$1
local algo=$2
local ip_local=10.0.1.2
local ip_gw_local=10.0.1.1
local ip_gw_local_tunnel=20.0.0.1
local ip_gw_remote_tunnel=20.0.0.2
local ip_gw_remote=10.0.2.1
local ip_remote=10.0.2.2
local subnet_local=10.0.1.0
local subnet_remote=10.0.2.0
local tmpfile=./tmp
local outfile=./out
local proto_cap=$(echo $proto | tr 'a-z' 'A-Z')
local algo_args="$(generate_algo_args $proto $algo)"
setup_servers
export RUMP_SERVER=$SOCK_LOCAL
atf_check -s exit:0 rump.sysctl -q -w net.inet.ip.dad_count=0
atf_check -s exit:0 rump.ifconfig shmif0 $ip_local/24
atf_check -s exit:0 -o ignore \
rump.route -n add -net $subnet_remote $ip_gw_local
export RUMP_SERVER=$SOCK_TUNNEL_LOCAL
atf_check -s exit:0 rump.sysctl -q -w net.inet.ip.dad_count=0
atf_check -s exit:0 rump.ifconfig shmif0 $ip_gw_local/24
atf_check -s exit:0 rump.ifconfig shmif1 $ip_gw_local_tunnel/24
atf_check -s exit:0 rump.sysctl -q -w net.inet.ip.forwarding=1
atf_check -s exit:0 -o ignore \
rump.route -n add -net $subnet_remote $ip_gw_remote_tunnel
export RUMP_SERVER=$SOCK_TUNNEL_REMOTE
atf_check -s exit:0 rump.sysctl -q -w net.inet.ip.dad_count=0
atf_check -s exit:0 rump.ifconfig shmif0 $ip_gw_remote/24
atf_check -s exit:0 rump.ifconfig shmif1 $ip_gw_remote_tunnel/24
atf_check -s exit:0 rump.sysctl -q -w net.inet.ip.forwarding=1
atf_check -s exit:0 -o ignore \
rump.route -n add -net $subnet_local $ip_gw_local_tunnel
export RUMP_SERVER=$SOCK_REMOTE
atf_check -s exit:0 rump.sysctl -q -w net.inet.ip.dad_count=0
atf_check -s exit:0 rump.ifconfig shmif0 $ip_remote/24
atf_check -s exit:0 -o ignore \
rump.route -n add -net $subnet_local $ip_gw_remote
extract_new_packets $BUS_TUNNEL > $outfile
export RUMP_SERVER=$SOCK_LOCAL
atf_check -s exit:0 -o ignore rump.ping -c 1 -n -w 3 $ip_remote
extract_new_packets $BUS_TUNNEL > $outfile
atf_check -s exit:0 \
-o match:"$ip_local > $ip_remote: ICMP echo request" \
cat $outfile
atf_check -s exit:0 \
-o match:"$ip_remote > $ip_local: ICMP echo reply" \
cat $outfile
export RUMP_SERVER=$SOCK_TUNNEL_LOCAL
# from https://www.netbsd.org/docs/network/ipsec/
cat > $tmpfile <<-EOF
add $ip_gw_local_tunnel $ip_gw_remote_tunnel $proto 10000 $algo_args;
add $ip_gw_remote_tunnel $ip_gw_local_tunnel $proto 10001 $algo_args;
spdadd $subnet_local/24 $subnet_remote/24 any -P out ipsec
$proto/tunnel/$ip_gw_local_tunnel-$ip_gw_remote_tunnel/require;
spdadd $subnet_remote/24 $subnet_local/24 any -P in ipsec
$proto/tunnel/$ip_gw_remote_tunnel-$ip_gw_local_tunnel/require;
EOF
$DEBUG && cat $tmpfile
atf_check -s exit:0 -o empty $HIJACKING setkey -c < $tmpfile
check_sa_entries $SOCK_TUNNEL_LOCAL $ip_gw_local_tunnel \
$ip_gw_remote_tunnel
export RUMP_SERVER=$SOCK_TUNNEL_REMOTE
cat > $tmpfile <<-EOF
add $ip_gw_local_tunnel $ip_gw_remote_tunnel $proto 10000 $algo_args;
add $ip_gw_remote_tunnel $ip_gw_local_tunnel $proto 10001 $algo_args;
spdadd $subnet_remote/24 $subnet_local/24 any -P out ipsec
$proto/tunnel/$ip_gw_remote_tunnel-$ip_gw_local_tunnel/require;
spdadd $subnet_local/24 $subnet_remote/24 any -P in ipsec
$proto/tunnel/$ip_gw_local_tunnel-$ip_gw_remote_tunnel/require;
EOF
$DEBUG && cat $tmpfile
atf_check -s exit:0 -o empty $HIJACKING setkey -c < $tmpfile
check_sa_entries $SOCK_TUNNEL_REMOTE $ip_gw_local_tunnel \
$ip_gw_remote_tunnel
export RUMP_SERVER=$SOCK_LOCAL
atf_check -s exit:0 -o ignore rump.ping -c 1 -n -w 3 $ip_remote
extract_new_packets $BUS_TUNNEL > $outfile
check_tunnel_packets $outfile $ip_gw_local_tunnel $ip_gw_remote_tunnel \
$proto_cap
test_flush_entries $SOCK_TUNNEL_LOCAL
test_flush_entries $SOCK_TUNNEL_REMOTE
}
test_ipsec6_tunnel()
{
local proto=$1
local algo=$2
local ip_local=fd00:1::2
local ip_gw_local=fd00:1::1
local ip_gw_local_tunnel=fc00::1
local ip_gw_remote_tunnel=fc00::2
local ip_gw_remote=fd00:2::1
local ip_remote=fd00:2::2
local subnet_local=fd00:1::
local subnet_remote=fd00:2::
local tmpfile=./tmp
local outfile=./out
local proto_cap=$(echo $proto | tr 'a-z' 'A-Z')
local algo_args="$(generate_algo_args $proto $algo)"
setup_servers
export RUMP_SERVER=$SOCK_LOCAL
atf_check -s exit:0 rump.sysctl -q -w net.inet6.ip6.dad_count=0
atf_check -s exit:0 rump.ifconfig shmif0 inet6 $ip_local/64
atf_check -s exit:0 -o ignore \
rump.route -n add -inet6 -net $subnet_remote/64 $ip_gw_local
export RUMP_SERVER=$SOCK_TUNNEL_LOCAL
atf_check -s exit:0 rump.sysctl -q -w net.inet6.ip6.dad_count=0
atf_check -s exit:0 rump.ifconfig shmif0 inet6 $ip_gw_local/64
atf_check -s exit:0 rump.ifconfig shmif1 inet6 $ip_gw_local_tunnel/64
atf_check -s exit:0 rump.sysctl -q -w net.inet6.ip6.forwarding=1
atf_check -s exit:0 -o ignore \
rump.route -n add -inet6 -net $subnet_remote/64 $ip_gw_remote_tunnel
export RUMP_SERVER=$SOCK_TUNNEL_REMOTE
atf_check -s exit:0 rump.sysctl -q -w net.inet6.ip6.dad_count=0
atf_check -s exit:0 rump.ifconfig shmif0 inet6 $ip_gw_remote/64
atf_check -s exit:0 rump.ifconfig shmif1 inet6 $ip_gw_remote_tunnel/64
atf_check -s exit:0 rump.sysctl -q -w net.inet6.ip6.forwarding=1
atf_check -s exit:0 -o ignore \
rump.route -n add -inet6 -net $subnet_local/64 $ip_gw_local_tunnel
export RUMP_SERVER=$SOCK_REMOTE
atf_check -s exit:0 rump.sysctl -q -w net.inet6.ip6.dad_count=0
atf_check -s exit:0 rump.ifconfig shmif0 inet6 $ip_remote
atf_check -s exit:0 -o ignore \
rump.route -n add -inet6 -net $subnet_local/64 $ip_gw_remote
extract_new_packets $BUS_TUNNEL > $outfile
export RUMP_SERVER=$SOCK_LOCAL
atf_check -s exit:0 -o ignore rump.ping6 -c 1 -n -X 3 $ip_remote
extract_new_packets $BUS_TUNNEL > $outfile
atf_check -s exit:0 \
-o match:"$ip_local > $ip_remote: ICMP6, echo request" \
cat $outfile
atf_check -s exit:0 \
-o match:"$ip_remote > $ip_local: ICMP6, echo reply" \
cat $outfile
export RUMP_SERVER=$SOCK_TUNNEL_LOCAL
# from https://www.netbsd.org/docs/network/ipsec/
cat > $tmpfile <<-EOF
add $ip_gw_local_tunnel $ip_gw_remote_tunnel $proto 10000 $algo_args;
add $ip_gw_remote_tunnel $ip_gw_local_tunnel $proto 10001 $algo_args;
spdadd $subnet_local/64 $subnet_remote/64 any -P out ipsec
$proto/tunnel/$ip_gw_local_tunnel-$ip_gw_remote_tunnel/require;
spdadd $subnet_remote/64 $subnet_local/64 any -P in ipsec
$proto/tunnel/$ip_gw_remote_tunnel-$ip_gw_local_tunnel/require;
EOF
$DEBUG && cat $tmpfile
atf_check -s exit:0 -o empty $HIJACKING setkey -c < $tmpfile
check_sa_entries $SOCK_TUNNEL_LOCAL $ip_gw_local_tunnel \
$ip_gw_remote_tunnel
export RUMP_SERVER=$SOCK_TUNNEL_REMOTE
cat > $tmpfile <<-EOF
add $ip_gw_local_tunnel $ip_gw_remote_tunnel $proto 10000 $algo_args;
add $ip_gw_remote_tunnel $ip_gw_local_tunnel $proto 10001 $algo_args;
spdadd $subnet_remote/64 $subnet_local/64 any -P out ipsec
$proto/tunnel/$ip_gw_remote_tunnel-$ip_gw_local_tunnel/require;
spdadd $subnet_local/64 $subnet_remote/64 any -P in ipsec
$proto/tunnel/$ip_gw_local_tunnel-$ip_gw_remote_tunnel/require;
EOF
$DEBUG && cat $tmpfile
atf_check -s exit:0 -o empty $HIJACKING setkey -c < $tmpfile
check_sa_entries $SOCK_TUNNEL_REMOTE $ip_gw_local_tunnel \
$ip_gw_remote_tunnel
export RUMP_SERVER=$SOCK_LOCAL
atf_check -s exit:0 -o ignore rump.ping6 -c 1 -n -X 3 $ip_remote
extract_new_packets $BUS_TUNNEL > $outfile
check_tunnel_packets $outfile $ip_gw_local_tunnel $ip_gw_remote_tunnel \
$proto_cap
test_flush_entries $SOCK_TUNNEL_LOCAL
test_flush_entries $SOCK_TUNNEL_REMOTE
}
test_tunnel_common()
{
local ipproto=$1
local proto=$2
local algo=$3
if [ $ipproto = ipv4 ]; then
test_ipsec4_tunnel $proto $algo
else
test_ipsec6_tunnel $proto $algo
fi
}
add_test_tunnel_mode()
{
local ipproto=$1
local proto=$2
local algo=$3
local _algo=$(echo $algo | sed 's/-//g')
local name= desc=
name="ipsec_tunnel_${ipproto}_${proto}_${_algo}"
desc="Tests of IPsec ($ipproto) tunnel mode with $proto ($algo)"
atf_test_case ${name} cleanup
eval "
${name}_head() {
atf_set descr \"$desc\"
atf_set require.progs rump_server setkey
}
${name}_body() {
test_tunnel_common $ipproto $proto $algo
rump_server_destroy_ifaces
}
${name}_cleanup() {
\$DEBUG && dump
cleanup
}
"
atf_add_test_case ${name}
}
atf_init_test_cases()
{
local algo=
for algo in $ESP_ENCRYPTION_ALGORITHMS; do
add_test_tunnel_mode ipv4 esp $algo
add_test_tunnel_mode ipv6 esp $algo
done
for algo in $AH_AUTHENTICATION_ALGORITHMS; do
add_test_tunnel_mode ipv4 ah $algo
add_test_tunnel_mode ipv6 ah $algo
done
}
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